Inventories (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
At lower of FIFO cost and NRV:
Hogs and materials	$ 508	$ 538
Pork products and materials	65	75
Grains, oilseeds and other commodities	395	475
Biofuels and related credits	226	221
Other	113	104
Total inventories at lower of FIFO cost and NRV	1,307	1,413
Grain, flour and feed at lower of weighted average cost and NRV	209	257
Total inventories	$ 1,516	$ 1,670